Vivid blue round brilliant cut lab grown diamond loose IGI certified
Round brilliant diamond size comparison chart showing 0.50ct, 0.75ct, 1ct, 1.50ct, 2ct and 3ct diamonds displayed on a hand.
Vivid blue round brilliant cut lab grown diamond loose IGI certified
Round brilliant diamond size comparison chart showing 0.50ct, 0.75ct, 1ct, 1.50ct, 2ct and 3ct diamonds displayed on a hand.

1.90ct Blue Round Brilliant Lab Grown Diamond

Regular price £680.00
Sale price £680.00 Regular price
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  • Estimated Delivery:03 Nov - 07 Nov

  • Free Shipping: On all UK orders and international orders over £50

Product Description
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Product Description

1.90ct Fancy Vivid Blue Round Brilliant Cut Lab Grown Diamond – IGI Certified

Discover our 1.90ct Fancy Vivid Blue Round Brilliant Cut lab grown diamond, independently graded and certified by IGI. Featuring Fancy Vivid Blue colour and VVS2 clarity, this diamond combines a captivating blue appearance with the timeless symmetry, circular outline and distinctive faceting of the Round Brilliant Cut.

Diamond Specifications

  • Carat Weight: 1.90ct
  • Shape: Round Brilliant Cut
  • Diamond Type: Lab Grown
  • Colour: Fancy Vivid Blue
  • Clarity: VVS2
  • Cut Grade: Ideal
  • Polish: Excellent
  • Symmetry: Excellent
  • Approx. Dimensions: 7.9mm
  • Certification: IGI
  • Laser Inscription: IGI report number inscribed on the girdle

Exact measurements, proportions and colour appearance may vary between individual diamonds. 

About the Fancy Vivid Blue Round Brilliant Cut

The Round Brilliant Cut is designed to maximise brilliance, fire and scintillation through its symmetrical facet arrangement. Its classic circular shape and exceptional light performance make it one of the most popular and versatile choices for engagement rings and fine jewellery.

In a Fancy Vivid Blue diamond, the Round Brilliant Cut combines captivating blue colour with sparkling reflections and a timeless silhouette. Each diamond is carefully selected by us for its overall appearance and visual performance. Learn more about this classic shape in our Round Brilliant Diamond Shape Guide.

Understanding Fancy Vivid Blue Colour

This diamond is described as Fancy Vivid Blue, a fancy-colour designation associated with a highly saturated and vivid blue appearance.

Unlike colourless diamonds, which are graded on the D-to-Z colour scale, fancy-colour diamonds are assessed according to characteristics including their colour, tone and saturation. Fancy Vivid is a distinct colour-intensity designation and should not be confused with Fancy Intense.

Fancy Vivid Blue diamonds are admired for their striking colour and distinctive appearance. The exact shade and distribution of blue can vary between individual stones, so customers seeking a particular colour appearance are welcome to contact us for further details.

Independently IGI Certified

Every diamond is independently graded by the International Gemological Institute (IGI) and supplied with its individual grading report.

The report provides information about the diamond's carat weight, colour designation, clarity, measurements and applicable grading characteristics. Its unique IGI report number is laser inscribed on the diamond's girdle, allowing the stone to be matched to its grading report.

Understanding VVS2 Clarity

This diamond is available in VVS2 (Very Very Slightly Included 2) clarity.

VVS2 is an exceptionally high clarity grade, with inclusions that are extremely difficult for a skilled grader to see under 10× magnification.

For most customers, VVS2 clarity provides an exceptionally clean appearance, allowing the diamond's distinctive blue colour and elegant Round Brilliant Cut faceting to remain the main visual features.

How Big Is a 1.90ct Fancy Vivid Blue Round Brilliant Cut Diamond?

A 1.90ct Round Brilliant lab grown diamond typically measures approximately 7.9mm in diameter, although exact dimensions vary between individual stones.

Carat refers to a diamond's weight rather than its physical dimensions, so diamonds of the same carat weight can have slightly different face-up measurements.

Looking for specific measurements? If you require a particular diameter or colour for your jewellery design, please contact us with your preferred specifications. We'll be happy to help you source a diamond that meets your requirements.

Engagement Rings & Bespoke Jewellery

Fancy Vivid Blue Round Brilliant Cut lab grown diamonds are an elegant choice for engagement rings, pendants and bespoke jewellery. Their captivating blue colour, classic circular outline and brilliant-style faceting create a timeless appearance, making them well suited to solitaire, halo, three-stone and contemporary jewellery designs.

Whether you're choosing a diamond for your own jewellery or sourcing a stone for a client commission, we're happy to help with diamond selection and suitability for your chosen setting.

Free UK Delivery & Returns

Your diamond is securely packaged and delivered with free UK delivery. We also offer 30-day free UK returns, giving you the opportunity to view your diamond before making your final decision.

Shipping & Return
United Kingdom

Royal Mail Tracked 24 - free for all UK orders up to £200

Royal Mail Special Delivery - free for orders over £200

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International

Royal Mail International Tracked & Signed — free on orders over £50, otherwise £6.99

FedEx Connect Plus — free for orders over £300

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Customs & Duties

International orders outside the UK may be subject to customs duties and import taxes upon delivery, which are the buyer's responsibility.

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Dispatch Times

Round melee dispatched within 2 business days.

Fancy melee and certified diamonds within 5 business days.

UK delivery in 1 business day from dispatch.

International delivery in 3–5 business days from dispatch.

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Returns

We’re committed to your complete satisfaction. Enjoy hassle-free returns or exchanges on all items within 30 days of delivery.

International Gemological Institute logo on a white background

IGI Certified

Our lab grown diamonds are independently certified by IGI (International Gemological Institute), one of the world's leading authorities on lab grown diamond grading. Every diamond is accompanied by its own IGI grading report and is laser inscribed on the girdle, allowing the report to be matched to the diamond for complete confidence and authentication

Worldwide Shipping

Free UK shipping • Free worldwide over £50

Money Back Guarantee

Zero hassle • 30-day free returns

Exceptional Quality

IGI Certified • D colour • Ideal cut

Gold tweezers holding a diamond next to a loupe on a marble surface

Sustainably Grown

Our IGI certified lab grown diamonds are created using advanced growing technology in state-of-the-art facilities. Produced through transparent and responsible manufacturing processes, each diamond is expertly cut and polished to maximise brilliance, fire and scintillation before being independently graded by IGI for quality and accuracy

Not Sure Which Diamond Shape to Choose?

Every diamond shape has its own look, sparkle and character. From the brilliance of a Round cut to the elegance of an Oval or the vintage feel of a Cushion, the right choice comes down to personal style and how you want your diamond to look on the hand.


Our diamond shape guides make it easy to compare each cut and choose the right one with confidence.

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